MSD's Super HEI Kit (PN 8500) comes with everything needed to perform the conversion from factory HEI inductive discharge coil and module setup to a capacitive discharge 6AL box (PN 6420) and ...

Otherwise, HEI drops right into any vintage Chevy small- or big-block without breaking a sweat. Originally, the HEI system was fitted with a four-pin module. By 1978, it had a five-pin unit.

The HEI Distributor has been a standard in the world of stand-alone electronic ingitions since 1974. We give our HEI Distributor a tune-up in the February 2013 issue of Car Craft Magazine.